Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Kosaka Masato,Private insurance as a means of balancing work and informal care,Hokengakuzasshi (JOURNAL of INSURANCE SCIENCE),0387-2939,The Japanese Society of Insurance Science,2020-03-31,2020,648,648_215-648_238,https://cir.nii.ac.jp/crid/1390287462799564416,https://doi.org/10.5609/jsis.2020.648_215